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Discussion on: Token vs Session Authentication

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Supun Kavinda

In JWT, to validate the token, doesn't the server need to save it in a database? Doesn't it require space?

Or else, how is the validation done?

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Aleksandar Vasilevsk Author

The JWT is signed from the server with a private key and then it is sent to the client, so the server can verify the token if it's legit or not.